package com.mldong.wxauth.base;

import java.io.Serializable;

/**
 * 统一返回
 * @author mldong
 *
 */
public class CommonResult<T> implements Serializable{

    /**
     *
     */
    private static final long serialVersionUID = -7504120764828454657L;
    private int code;
    private String msg;
    private T data;
    /**
     *
     */

    @SuppressWarnings("unused")
    private CommonResult () {

    }
    public CommonResult(Type type,String msg) {
        this.code = type.value;
        this.msg = msg;
    }

    public CommonResult(Type type,String msg,T data) {
        this.code = type.value;
        this.msg = msg;
        this.data = data;
        if(data instanceof CommonError) {
            CommonError error = (CommonError) data;
            this.code = error.getValue();
            this.msg = error.getName();
        }
    }
    public CommonResult(CommonError error) {
        this.code = error.getValue();
        this.msg = error.getName();
    }
    public CommonResult(CommonError error,T data) {
        this.code = error.getValue();
        this.msg = error.getName();
        this.data = data;
    }
    public enum Type {
        SUCCESS(0),
        FAIL(99999999)
        ;
        private final int value;
        Type(int value) {
            this.value = value;
        }
    }
    /**
     * 返回成功
     * @param msg
     * @param data
     * @return
     */
    public static <T> CommonResult<T> success(String msg,T data) {
        return new CommonResult<T>(Type.SUCCESS, msg, data);
    }
    /**
     * 返回成功
     * @param data
     * @return
     */
    public static <T> CommonResult<T> success(T data) {
        return success("操作成功",data);
    }
    /**
     * 返回成功
     * @return
     */
    public static <T> CommonResult<T> success() {
        return success("操作成功", null);
    }
    /**
     * 返回失败
     * @param msg
     * @param data
     * @return
     */
    public static <T> CommonResult<T> fail(String msg,T data) {
        return new CommonResult<T>(Type.FAIL, msg, data);
    }
    /**
     * 返回失败
     * @param data
     * @return
     */
    public static <T> CommonResult<T> fail(T data) {
        return fail("操作失败",data);
    }
    /**
     * 返回失败
     * @return
     */
    public static <T> CommonResult<T> fail() {
        return fail("操作失败", null);
    }
    /**
     * 自定义异常返回
     * @return
     */
    public static <T> CommonResult<T> error(CommonError error,T data) {
        return new CommonResult<T>(error, data);
    }
    /**
     * 自定义异常返回
     * @return
     */
    public static <T> CommonResult<T> error(CommonError error) {
        return error(error,null);
    }
    public int getCode() {
        return code;
    }
    public void setCode(int code) {
        this.code = code;
    }
    public String getMsg() {
        return msg;
    }
    public void setMsg(String msg) {
        this.msg = msg;
    }
    public T getData() {
        return data;
    }
    public void setData(T data) {
        this.data = data;
    }

}